<template>
  <div>
    <!-- 幻灯片 开始 -->
    <!-- 幻灯片 开始 -->
    <div v-swiper:mySwiper="swiperOption">
      <div class="swiper-wrapper">
        <div
          v-for="banner in bannerList"
          :key="banner.id"
          class="swiper-slide"
          style="background: #040b1b"
        >
          <a target="_blank" :href="banner.linkUrl">
            <img width="100%" :src="banner.imageUrl" :alt="banner.title" />
          </a>
        </div>
      </div>
      <div class="swiper-pagination swiper-pagination-white"></div>
      <div
        class="swiper-button-prev swiper-button-white"
        slot="button-prev"
      ></div>
      <div
        class="swiper-button-next swiper-button-white"
        slot="button-next"
      ></div>
    </div>
    <!-- 幻灯片 结束 -->
    <!-- 幻灯片 结束 -->

    <div id="aCoursesList">
      <!-- 网校课程 开始 -->

      <div>
        <section class="container">
          <header class="comm-title">
            <h2 class="tac">
              <span class="c-333">热门课程</span>
              |
            </h2>
          </header>

          <div>
            <article class="comm-course-list">
              <ul class="of" id="bna">
                <li v-for="(course, index) in eduList" v-bind:key="index">
                  <div class="cc-l-wrap">
                    <section class="course-img">
                      <!-- ~/assets/photo/course/01.jpg -->

                      <img
                        :src="course.cover"
                        class="img-responsive"
                        :alt="course.title"
                      />

                      <div class="cc-mask">
                        <a
                          :href="'/course/' + course.id"
                          title="开始学习"
                          class="comm-btn c-btn-1"
                          >开始学习</a
                        >
                      </div>
                    </section>

                    <h3 class="hLh30 txtOf mt10">
                      <a
                        href="#"
                        :title="course.title"
                        class="course-title fsize18 c-333"
                        >{{ course.title }}</a
                      >
                    </h3>

                    <section class="mt10 hLh20 of">
                      <span
                        class="fr jgTag bg-green"
                        v-if="Number(course.price) === 0"
                      >
                        <i class="c-fff fsize12 f-fA">免费</i>
                      </span>

                      <span class="fr jgTag bg-green" v-else>
                        <i class="c-fff fsize12 f-fA"> ￥{{ course.price }}</i>
                      </span>

                      <span class="fl jgAttr c-ccc f-fA">
                        <i class="c-999 f-fA">{{ course.buyCount }} 人学习</i>
                        <i class="c-999 f-fA">{{ course.viewCount }} 人浏览</i>
                      </span>
                    </section>
                  </div>
                </li>
              </ul>

              <div class="clear"></div>
            </article>

            <section class="tac pt20">
              <a href="#" title="全部课程" class="comm-btn c-btn-2">全部课程</a>
            </section>
          </div>
        </section>
      </div>

      <!-- /网校课程 结束 -->

      <!-- 网校名师 开始 -->

      <div>
        <section class="container">
          <header class="comm-title">
            <h2 class="tac">
              <span class="c-333">名师大咖</span>
            </h2>
          </header>

          <div>
            <article class="i-teacher-list">
              <ul class="of">
                <li v-for="(teacher, index) in teachList" v-bind:key="index">
                  <section class="i-teach-wrap">
                    <div class="i-teach-pic">
                      <a :href="'/teacher/' + teacher.id" :title="teacher.name">
                        <img :alt="teacher.name" :src="teacher.avatar" />
                      </a>
                    </div>

                    <div class="mt10 hLh30 txtOf tac">
                      <a
                        :href="'/teacher/' + teacher.id"
                        :title="teacher.name"
                        class="fsize18 c-666"
                        >{{ teacher.name }}</a
                      >
                    </div>

                    <div class="hLh30 txtOf tac">
                      <span class="fsize14 c-999">{{ teacher.intro }}</span>
                    </div>

                    <div class="mt15 i-q-txt">
                      <p class="c-999 f-fA">{{ teacher.career }}</p>
                    </div>
                  </section>
                </li>
              </ul>

              <div class="clear"></div>
            </article>
            <section class="tac pt20">
              <a href="#" title="全部讲师" class="comm-btn c-btn-2">全部讲师</a>
            </section>
          </div>
        </section>
      </div>
    </div>
  </div>
</template>
<script>
// 引入 Banner.js文件
import banner from "@/api/banner";
import index from "@/api/index";
export default {
  data() {
    return {
      swiperOption: {
        //配置分页
        pagination: {
          el: ".swiper-pagination" //分页的dom节点
        },
        //配置导航
        navigation: {
          nextEl: ".swiper-button-next", //下一页dom节点
          prevEl: ".swiper-button-prev" //前一页dom节点
        }
      },
      bannerList: [], // 轮播图
      eduList: [], // 课程
      teachList: [] // 名师
    };
  },

  created() {
    // 页面渲染之前执行
    //调用方法
    this.getBannerhods();

    // 调用 热门课程和名师 方法
    this.getHotCourseTeacher();
  },

  methods: {
    // 查询热门课程和名师
    getHotCourseTeacher() {
      index.getIndexBanner().then(response => {
        this.eduList = response.data.data.eduCourseList;
        this.teachList = response.data.data.eduTeachers;
      });
    },

    // 定义方法
    // 查询banner 的数据
    getBannerhods() {
      banner.getList().then(response => {
        this.bannerList = response.data.data.list;
      });
    }
  }
};
</script>
